EP1380169A4 - Hochpräzises codieren und decodieren von videobildern - Google Patents
Hochpräzises codieren und decodieren von videobildernInfo
- Publication number
- EP1380169A4 EP1380169A4 EP02748364A EP02748364A EP1380169A4 EP 1380169 A4 EP1380169 A4 EP 1380169A4 EP 02748364 A EP02748364 A EP 02748364A EP 02748364 A EP02748364 A EP 02748364A EP 1380169 A4 EP1380169 A4 EP 1380169A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- range
- compression
- decoding
- idct
- precision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/124—Quantisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/798,346 US8374237B2 (en) | 2001-03-02 | 2001-03-02 | High precision encoding and decoding of video images |
US798346 | 2001-03-02 | ||
PCT/US2002/006078 WO2002071735A2 (en) | 2001-03-02 | 2002-03-01 | High precision encoding and decoding of video images |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1380169A2 EP1380169A2 (de) | 2004-01-14 |
EP1380169A4 true EP1380169A4 (de) | 2008-10-08 |
EP1380169B1 EP1380169B1 (de) | 2010-05-12 |
Family
ID=25173162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02748364A Expired - Lifetime EP1380169B1 (de) | 2001-03-02 | 2002-03-01 | Hochpräzises codieren und decodieren von videobildern |
Country Status (13)
Country | Link |
---|---|
US (7) | US8374237B2 (de) |
EP (1) | EP1380169B1 (de) |
JP (1) | JP2004519920A (de) |
KR (1) | KR20040010601A (de) |
CN (1) | CN1284355C (de) |
AT (1) | ATE467979T1 (de) |
AU (1) | AU2002306609A1 (de) |
CA (1) | CA2439727A1 (de) |
DE (1) | DE60236354D1 (de) |
DK (1) | DK1380169T3 (de) |
ES (1) | ES2342365T3 (de) |
HK (1) | HK1060676A1 (de) |
WO (1) | WO2002071735A2 (de) |
Families Citing this family (113)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6957350B1 (en) | 1996-01-30 | 2005-10-18 | Dolby Laboratories Licensing Corporation | Encrypted and watermarked temporal and resolution layering in advanced television |
US8374237B2 (en) * | 2001-03-02 | 2013-02-12 | Dolby Laboratories Licensing Corporation | High precision encoding and decoding of video images |
US8111754B1 (en) | 2001-07-11 | 2012-02-07 | Dolby Laboratories Licensing Corporation | Interpolation of video compression frames |
US7266150B2 (en) | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
US20030112863A1 (en) * | 2001-07-12 | 2003-06-19 | Demos Gary A. | Method and system for improving compressed image chroma information |
US7123655B2 (en) * | 2001-08-09 | 2006-10-17 | Sharp Laboratories Of America, Inc. | Method for reduced bit-depth quantization |
US6912695B2 (en) * | 2001-09-13 | 2005-06-28 | Pixia Corp. | Data storage and retrieval system and method |
US6882685B2 (en) * | 2001-09-18 | 2005-04-19 | Microsoft Corporation | Block transform and quantization for image and video coding |
FR2832271A1 (fr) * | 2001-11-13 | 2003-05-16 | Koninkl Philips Electronics Nv | Tuner comprenant un convertisseur de tension |
US7027982B2 (en) | 2001-12-14 | 2006-04-11 | Microsoft Corporation | Quality and rate control strategy for digital audio |
US7003035B2 (en) | 2002-01-25 | 2006-02-21 | Microsoft Corporation | Video coding methods and apparatuses |
US7242713B2 (en) | 2002-05-02 | 2007-07-10 | Microsoft Corporation | 2-D transforms for image and video coding |
US20040001546A1 (en) | 2002-06-03 | 2004-01-01 | Alexandros Tourapis | Spatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensation |
JP4013657B2 (ja) * | 2002-06-03 | 2007-11-28 | セイコーエプソン株式会社 | 画像表示装置、画像表示方法および画像表示プログラムが記録されたコンピュータ読み取り可能な記録媒体 |
US7224731B2 (en) * | 2002-06-28 | 2007-05-29 | Microsoft Corporation | Motion estimation/compensation for screen capture video |
US6980695B2 (en) * | 2002-06-28 | 2005-12-27 | Microsoft Corporation | Rate allocation for mixed content video |
US7154952B2 (en) | 2002-07-19 | 2006-12-26 | Microsoft Corporation | Timestamp-independent motion vector prediction for predictive (P) and bidirectionally predictive (B) pictures |
US7383180B2 (en) * | 2003-07-18 | 2008-06-03 | Microsoft Corporation | Constant bitrate media encoding techniques |
US10554985B2 (en) | 2003-07-18 | 2020-02-04 | Microsoft Technology Licensing, Llc | DC coefficient signaling at small quantization step sizes |
US7502415B2 (en) | 2003-07-18 | 2009-03-10 | Microsoft Corporation | Range reduction |
US7738554B2 (en) | 2003-07-18 | 2010-06-15 | Microsoft Corporation | DC coefficient signaling at small quantization step sizes |
US7343291B2 (en) * | 2003-07-18 | 2008-03-11 | Microsoft Corporation | Multi-pass variable bitrate media encoding |
US8218624B2 (en) | 2003-07-18 | 2012-07-10 | Microsoft Corporation | Fractional quantization step sizes for high bit rates |
US7289679B2 (en) * | 2003-08-12 | 2007-10-30 | International Business Machines Corporation | System and method for measuring image quality using compressed image data |
US8014450B2 (en) | 2003-09-07 | 2011-09-06 | Microsoft Corporation | Flexible range reduction |
US8064520B2 (en) | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
US7492375B2 (en) * | 2003-11-14 | 2009-02-17 | Microsoft Corporation | High dynamic range image viewing on low dynamic range displays |
US7649539B2 (en) * | 2004-03-10 | 2010-01-19 | Microsoft Corporation | Image formats for video capture, processing and display |
US7487193B2 (en) * | 2004-05-14 | 2009-02-03 | Microsoft Corporation | Fast video codec transform implementations |
US7801383B2 (en) | 2004-05-15 | 2010-09-21 | Microsoft Corporation | Embedded scalar quantizers with arbitrary dead-zone ratios |
US8045614B2 (en) | 2005-05-11 | 2011-10-25 | Dolby Laboratories Licensing Corporation | Quantization control for variable bit depth |
CA2575908A1 (en) | 2004-09-14 | 2006-03-23 | Gary Demos | High quality wide-range multi-layer compression coding system |
US20060233258A1 (en) * | 2005-04-15 | 2006-10-19 | Microsoft Corporation | Scalable motion estimation |
US8422546B2 (en) | 2005-05-25 | 2013-04-16 | Microsoft Corporation | Adaptive video encoding using a perceptual model |
US7689052B2 (en) * | 2005-10-07 | 2010-03-30 | Microsoft Corporation | Multimedia signal processing using fixed-point approximations of linear transforms |
EP2290983B1 (de) | 2006-01-23 | 2015-09-02 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. | Hochdynamikbereichscodecs |
WO2007116551A1 (ja) * | 2006-03-30 | 2007-10-18 | Kabushiki Kaisha Toshiba | 画像符号化装置及び画像符号化方法並びに画像復号化装置及び画像復号化方法 |
US7974340B2 (en) | 2006-04-07 | 2011-07-05 | Microsoft Corporation | Adaptive B-picture quantization control |
US8503536B2 (en) | 2006-04-07 | 2013-08-06 | Microsoft Corporation | Quantization adjustments for DC shift artifacts |
US8059721B2 (en) | 2006-04-07 | 2011-11-15 | Microsoft Corporation | Estimating sample-domain distortion in the transform domain with rounding compensation |
US8155195B2 (en) * | 2006-04-07 | 2012-04-10 | Microsoft Corporation | Switching distortion metrics during motion estimation |
US8494052B2 (en) * | 2006-04-07 | 2013-07-23 | Microsoft Corporation | Dynamic selection of motion estimation search ranges and extended motion vector ranges |
US8130828B2 (en) | 2006-04-07 | 2012-03-06 | Microsoft Corporation | Adjusting quantization to preserve non-zero AC coefficients |
US7995649B2 (en) | 2006-04-07 | 2011-08-09 | Microsoft Corporation | Quantization adjustment based on texture level |
US8711925B2 (en) | 2006-05-05 | 2014-04-29 | Microsoft Corporation | Flexible quantization |
US8880571B2 (en) * | 2006-05-05 | 2014-11-04 | Microsoft Corporation | High dynamic range data format conversions for digital media |
US20070268964A1 (en) * | 2006-05-22 | 2007-11-22 | Microsoft Corporation | Unit co-location-based motion estimation |
US8606023B2 (en) * | 2006-06-26 | 2013-12-10 | Qualcomm Incorporated | Reduction of errors during computation of inverse discrete cosine transform |
US8699810B2 (en) * | 2006-06-26 | 2014-04-15 | Qualcomm Incorporated | Efficient fixed-point approximations of forward and inverse discrete cosine transforms |
US8300698B2 (en) * | 2006-10-23 | 2012-10-30 | Qualcomm Incorporated | Signalling of maximum dynamic range of inverse discrete cosine transform |
US8238424B2 (en) | 2007-02-09 | 2012-08-07 | Microsoft Corporation | Complexity-based adaptive preprocessing for multiple-pass video compression |
US8054886B2 (en) * | 2007-02-21 | 2011-11-08 | Microsoft Corporation | Signaling and use of chroma sample positioning information |
US8942289B2 (en) * | 2007-02-21 | 2015-01-27 | Microsoft Corporation | Computational complexity and precision control in transform-based digital media codec |
US8498335B2 (en) | 2007-03-26 | 2013-07-30 | Microsoft Corporation | Adaptive deadzone size adjustment in quantization |
US8243797B2 (en) | 2007-03-30 | 2012-08-14 | Microsoft Corporation | Regions of interest for quality adjustments |
US8000554B2 (en) * | 2007-04-04 | 2011-08-16 | Xerox Corporation | Automatic dynamic range adjustment in digital imaging |
US8442337B2 (en) | 2007-04-18 | 2013-05-14 | Microsoft Corporation | Encoding adjustments for animation content |
US8331438B2 (en) | 2007-06-05 | 2012-12-11 | Microsoft Corporation | Adaptive selection of picture-level quantization parameters for predicted video pictures |
US8254455B2 (en) | 2007-06-30 | 2012-08-28 | Microsoft Corporation | Computing collocated macroblock information for direct mode macroblocks |
US8189933B2 (en) | 2008-03-31 | 2012-05-29 | Microsoft Corporation | Classifying and controlling encoding quality for textured, dark smooth and smooth video content |
US8325800B2 (en) | 2008-05-07 | 2012-12-04 | Microsoft Corporation | Encoding streaming media as a high bit rate layer, a low bit rate layer, and one or more intermediate bit rate layers |
US8379851B2 (en) | 2008-05-12 | 2013-02-19 | Microsoft Corporation | Optimized client side rate control and indexed file layout for streaming media |
US8370887B2 (en) | 2008-05-30 | 2013-02-05 | Microsoft Corporation | Media streaming with enhanced seek operation |
US8897359B2 (en) | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
WO2010017166A2 (en) | 2008-08-04 | 2010-02-11 | Dolby Laboratories Licensing Corporation | Overlapped block disparity estimation and compensation architecture |
US8265140B2 (en) | 2008-09-30 | 2012-09-11 | Microsoft Corporation | Fine-grained client-side control of scalable media delivery |
US9215467B2 (en) * | 2008-11-17 | 2015-12-15 | Checkvideo Llc | Analytics-modulated coding of surveillance video |
US8189666B2 (en) | 2009-02-02 | 2012-05-29 | Microsoft Corporation | Local picture identifier and computation of co-located information |
US8971413B2 (en) | 2010-05-24 | 2015-03-03 | Intel Corporation | Techniques for storing and retrieving pixel data |
US20110317759A1 (en) * | 2010-06-25 | 2011-12-29 | Thomas Vinay S | System, method, and computer program product for parameter estimation for lossless video compression |
TWI479898B (zh) | 2010-08-25 | 2015-04-01 | Dolby Lab Licensing Corp | 擴展影像動態範圍 |
CN102420980B (zh) * | 2010-09-27 | 2014-08-27 | 深圳市融创天下科技股份有限公司 | 一种帧层和宏块层量化参数调整方法和系统 |
JP5281624B2 (ja) | 2010-09-29 | 2013-09-04 | 日本電信電話株式会社 | 画像符号化方法,画像復号方法,画像符号化装置,画像復号装置およびそれらのプログラム |
JP5281623B2 (ja) * | 2010-09-29 | 2013-09-04 | 日本電信電話株式会社 | 画像符号化方法,画像復号方法,画像符号化装置,画像復号装置およびそれらのプログラム |
US20120090035A1 (en) * | 2010-10-12 | 2012-04-12 | Synergetics Incorporated | System and Tool for Logistics Data Management on Secured Smart Mobile Devices |
EP2485488B1 (de) * | 2011-02-02 | 2017-04-12 | Nagravision S.A. | Mediendekodierer und Dekodierverfahren zur Ermöglichung der Verfolgung des Mediendekodierers |
JP5357199B2 (ja) | 2011-03-14 | 2013-12-04 | 日本電信電話株式会社 | 画像符号化方法,画像復号方法,画像符号化装置,画像復号装置,画像符号化プログラムおよび画像復号プログラム |
US9363522B2 (en) * | 2011-04-28 | 2016-06-07 | Warner Bros. Entertainment, Inc. | Region-of-interest encoding enhancements for variable-bitrate mezzanine compression |
US8537171B2 (en) * | 2011-05-13 | 2013-09-17 | Samsung Display Co., Ltd. | Piecewise non-causal compression and subsequent decompression of quantized data for processing of decompressed data in higher precision processing space |
US9654785B2 (en) | 2011-06-09 | 2017-05-16 | Qualcomm Incorporated | Enhanced intra-prediction mode signaling for video coding using neighboring mode |
AU2012282044C1 (en) * | 2011-07-12 | 2016-02-18 | Nec Corporation | Image quantization parameter encoding method and image quantization parameter decoding method |
KR20130068823A (ko) * | 2011-12-16 | 2013-06-26 | 삼성전자주식회사 | 영상 신호 처리를 위한 방법 및 장치 |
EP2803190B1 (de) * | 2012-01-09 | 2017-10-25 | Dolby Laboratories Licensing Corporation | Hybrides referenzbildrekonstruktionsverfahren für mehrschicht videokodierunssysteme |
CN106303533B (zh) * | 2012-01-20 | 2019-09-10 | 维洛媒体国际有限公司 | 解码装置和解码方法 |
KR101917224B1 (ko) * | 2012-09-18 | 2018-11-13 | 엘지이노텍 주식회사 | 영상데이터 전송장치 |
US10055866B2 (en) | 2013-02-21 | 2018-08-21 | Dolby Laboratories Licensing Corporation | Systems and methods for appearance mapping for compositing overlay graphics |
KR101993593B1 (ko) | 2013-02-21 | 2019-06-28 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 오버레이 그래픽스를 합성하기 위한 어피어런스 매핑을 위한 시스템들 및 방법들 |
WO2014186542A1 (en) * | 2013-05-15 | 2014-11-20 | Vid Scale, Inc. | Single loop decoding based inter layer prediction |
GB2517416A (en) * | 2013-08-15 | 2015-02-25 | Sony Corp | Data encoding and decoding |
JP6185375B2 (ja) * | 2013-11-26 | 2017-08-23 | 株式会社シキノハイテック | 画像符号化装置 |
US10171833B2 (en) | 2014-03-04 | 2019-01-01 | Microsoft Technology Licensing, Llc | Adaptive switching of color spaces, color sampling rates and/or bit depths |
EP3114835B1 (de) | 2014-03-04 | 2020-04-22 | Microsoft Technology Licensing, LLC | Kodierungsstrategien zum adaptiven wechsel von farbräumen |
WO2015143671A1 (en) | 2014-03-27 | 2015-10-01 | Microsoft Technology Licensing, Llc | Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces |
US9883184B2 (en) * | 2014-10-07 | 2018-01-30 | Qualcomm Incorporated | QP derivation and offset for adaptive color transform in video coding |
WO2016054765A1 (en) | 2014-10-08 | 2016-04-14 | Microsoft Technology Licensing, Llc | Adjustments to encoding and decoding when switching color spaces |
CN108293124B (zh) * | 2015-11-30 | 2022-05-13 | 瑞典爱立信有限公司 | 视频中画面的编码 |
CN107452039B (zh) * | 2016-06-01 | 2023-03-31 | 上海东方传媒技术有限公司 | 压缩rgb颜色空间的方法及装置 |
US10657674B2 (en) | 2016-06-17 | 2020-05-19 | Immersive Robotics Pty Ltd. | Image compression method and apparatus |
EP3579941A4 (de) | 2017-02-08 | 2020-10-28 | Immersive Robotics Pty Ltd | Antennensteuerung für mobilvorrichtungskommunikation |
WO2018223179A1 (en) | 2017-06-05 | 2018-12-13 | Immersive Robotics Pty Ltd | Digital content stream compression |
KR102315524B1 (ko) | 2017-06-16 | 2021-10-21 | 한화테크윈 주식회사 | 영상의 비트레이트 조절 방법 및 영상 획득 장치 |
US10218992B2 (en) * | 2017-07-24 | 2019-02-26 | Cisco Technology, Inc. | Encoding, transmission and decoding of combined high motion and high fidelity content |
US11153604B2 (en) | 2017-11-21 | 2021-10-19 | Immersive Robotics Pty Ltd | Image compression for digital reality |
TW201935927A (zh) | 2017-11-21 | 2019-09-01 | 澳大利亞商伊門斯機器人控股有限公司 | 用於影像壓縮之頻率分量選擇 |
US10593257B2 (en) | 2018-03-15 | 2020-03-17 | Samsung Display Co., Ltd. | Stress profile compression |
EP3550837A1 (de) * | 2018-04-06 | 2019-10-09 | Comcast Cable Communications LLC | Verfahren zur erzeugung von quantisierungsmatrizen auf basis von betrachtungsbedingungen |
PT3874492T (pt) * | 2018-10-31 | 2024-01-09 | Nokia Technologies Oy | Determinação de codificação de parâmetro de áudio espacial e descodificação associada |
US10992960B2 (en) | 2019-02-06 | 2021-04-27 | Jared Michael Cohn | Accelerated video exportation to multiple destinations |
US11132944B2 (en) | 2019-09-18 | 2021-09-28 | Samsung Display Co., Ltd. | Unbiased iterative compression on additive data using dither |
US11188503B2 (en) | 2020-02-18 | 2021-11-30 | International Business Machines Corporation | Record-based matching in data compression |
US11955067B2 (en) | 2021-03-17 | 2024-04-09 | Samsung Display Co., Ltd. | Simplified rate control for an additive iterative compression system |
US20220405987A1 (en) * | 2021-06-18 | 2022-12-22 | Nvidia Corporation | Pixel blending for neural network-based image generation |
US11941397B1 (en) * | 2022-05-31 | 2024-03-26 | Amazon Technologies, Inc. | Machine instructions for decoding acceleration including fuse input instructions to fuse multiple JPEG data blocks together to take advantage of a full SIMD width of a processor |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994008427A1 (en) * | 1992-09-28 | 1994-04-14 | Sony Corporation | Motion video encoding/decoding method, apparatus and storage medium therefor |
US5751359A (en) * | 1995-03-17 | 1998-05-12 | Sony Corporation | Method for quantizing compressed video signals |
Family Cites Families (100)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4654696A (en) | 1985-04-09 | 1987-03-31 | Grass Valley Group, Inc. | Video signal format |
JP2670259B2 (ja) | 1985-11-29 | 1997-10-29 | ソニー株式会社 | 高能率符号化装置 |
US4903317A (en) | 1986-06-24 | 1990-02-20 | Kabushiki Kaisha Toshiba | Image processing apparatus |
US5162925A (en) * | 1988-11-17 | 1992-11-10 | Canon Kabushiki Kaisha | Color image processor capable of performing masking using a reduced number of bits |
DE69031186D1 (de) | 1989-03-10 | 1997-09-11 | Canon Kk | Verfahren und Vorrichtung zum Codieren von Bildinformation |
JPH0474063A (ja) | 1990-07-13 | 1992-03-09 | Matsushita Electric Ind Co Ltd | 画像の符号化方法 |
JPH04185172A (ja) | 1990-11-20 | 1992-07-02 | Matsushita Electric Ind Co Ltd | ディジタル画像信号の高能率符号化装置 |
US5465119A (en) | 1991-02-22 | 1995-11-07 | Demografx | Pixel interlacing apparatus and method |
US5151784A (en) | 1991-04-30 | 1992-09-29 | At&T Bell Laboratories | Multiple frame motion estimation |
JP2507204B2 (ja) | 1991-08-30 | 1996-06-12 | 松下電器産業株式会社 | 映像信号符号化装置 |
US5198901A (en) | 1991-09-23 | 1993-03-30 | Matsushita Electric Corporation Of America | Derivation and use of motion vectors in a differential pulse code modulation system |
FR2681962B1 (fr) * | 1991-09-30 | 1993-12-24 | Sgs Thomson Microelectronics Sa | Procede et circuit de traitement de donnees par transformee cosinus. |
JPH0595540A (ja) | 1991-09-30 | 1993-04-16 | Sony Corp | 動画像符号化装置 |
US5231484A (en) | 1991-11-08 | 1993-07-27 | International Business Machines Corporation | Motion video compression system with adaptive bit allocation and quantization |
US5440344A (en) | 1992-04-28 | 1995-08-08 | Mitsubishi Denki Kabushiki Kaisha | Video encoder using adjacent pixel difference for quantizer control |
JP3245977B2 (ja) | 1992-06-30 | 2002-01-15 | ソニー株式会社 | ディジタル画像信号の伝送装置 |
US5294974A (en) | 1992-07-24 | 1994-03-15 | Matsushita Electric Corporation Of America | High-definition video encoding system having color-sensitive quantization |
US5850261A (en) | 1992-10-15 | 1998-12-15 | Sony Corporation | Efficient variable length encoder and decoder |
US5329379A (en) | 1992-10-22 | 1994-07-12 | International Business Machines Corporation | System and method of measuring fidelity of decompressed video signals and images |
US5663763A (en) | 1992-10-29 | 1997-09-02 | Sony Corp. | Picture signal encoding method and apparatus and picture signal decoding method and apparatus |
JP3545000B2 (ja) | 1992-11-02 | 2004-07-21 | ソニー株式会社 | 画像信号符号化装置、画像信号復号化装置 |
JPH06165150A (ja) | 1992-11-18 | 1994-06-10 | Matsushita Electric Ind Co Ltd | 動画像符号化/復号化装置 |
US5717816A (en) * | 1993-01-13 | 1998-02-10 | Hitachi America Ltd. | Method and apparatus for the selection of data for use in VTR trick playback operation in a system using intra-coded video frames |
JP2962083B2 (ja) | 1993-01-22 | 1999-10-12 | 松下電器産業株式会社 | 解像度変換方法、解像度変換装置、画像符号化装置、画像復号化装置 |
US5426463A (en) | 1993-02-22 | 1995-06-20 | Rca Thomson Licensing Corporation | Apparatus for controlling quantizing in a video signal compressor |
TW224553B (en) | 1993-03-01 | 1994-06-01 | Sony Co Ltd | Method and apparatus for inverse discrete consine transform and coding/decoding of moving picture |
JPH06350995A (ja) | 1993-06-10 | 1994-12-22 | Casio Comput Co Ltd | 動画像処理方法 |
US5877754A (en) | 1993-06-16 | 1999-03-02 | Intel Corporation | Process, apparatus, and system for color conversion of image signals |
US5408270A (en) | 1993-06-24 | 1995-04-18 | Massachusetts Institute Of Technology | Advanced television system |
CA2126467A1 (en) | 1993-07-13 | 1995-01-14 | Barin Geoffry Haskell | Scalable encoding and decoding of high-resolution progressive video |
WO1995004433A1 (en) | 1993-07-30 | 1995-02-09 | British Telecommunications Public Limited Company | Processing image data |
CA2127151A1 (en) | 1993-09-21 | 1995-03-22 | Atul Puri | Spatially scalable video encoding and decoding |
US5438374A (en) | 1993-12-10 | 1995-08-01 | At&T Corp. | System and method for filtering video signals |
US5604502A (en) | 1994-03-21 | 1997-02-18 | Lucent Technologies Inc. | Motion video compression system with inverse discrete cosine transform mismatch control |
US5442407A (en) | 1994-03-22 | 1995-08-15 | Matsushita Electric Corporation Of America | Video signal noise reduction system using time-varying filter coefficients |
JP3669523B2 (ja) * | 1995-04-08 | 2005-07-06 | ソニー株式会社 | 符号化装置及び方法 |
EP0772925B1 (de) * | 1995-05-03 | 2004-07-14 | Sony Corporation | Nichtlineares quantisieren eines informationssignales |
GB2301970B (en) | 1995-06-06 | 2000-03-01 | Sony Uk Ltd | Motion compensated video processing |
US5831872A (en) * | 1995-06-27 | 1998-11-03 | Motorola, Inc. | Method and system for compressing a video signal using dynamic frame recovery |
US5748903A (en) | 1995-07-21 | 1998-05-05 | Intel Corporation | Encoding images using decode rate control |
US5737032A (en) | 1995-09-05 | 1998-04-07 | Videotek, Inc. | Serial digital video processing with concurrent adjustment in RGB and luminance/color difference |
US5926222A (en) | 1995-09-28 | 1999-07-20 | Intel Corporation | Bitrate estimator for selecting quantization levels for image encoding |
US5835498A (en) | 1995-10-05 | 1998-11-10 | Silicon Image, Inc. | System and method for sending multiple data signals over a serial link |
KR100209793B1 (ko) | 1995-10-28 | 1999-07-15 | 전주범 | 특징점 기반 움직임 추정을 이용하여 비디오 신호를 부호화 및 복호화하는 장치 |
JPH09182083A (ja) | 1995-12-27 | 1997-07-11 | Matsushita Electric Ind Co Ltd | ビデオ画像符号化方法及び復号化方法とその装置 |
US5852565A (en) | 1996-01-30 | 1998-12-22 | Demografx | Temporal and resolution layering in advanced television |
US6957350B1 (en) | 1996-01-30 | 2005-10-18 | Dolby Laboratories Licensing Corporation | Encrypted and watermarked temporal and resolution layering in advanced television |
EP1711015A3 (de) * | 1996-02-05 | 2006-11-08 | Matsushita Electric Industrial Co., Ltd. | Fernsehsignal-Aufnahmeanlage, Fernsehsignal-Wiedergewinnungsanlage, Bild-Kodierungsanlage und Bild-Dekodierungsanlage |
US5661524A (en) * | 1996-03-08 | 1997-08-26 | International Business Machines Corporation | Method and apparatus for motion estimation using trajectory in a digital video encoder |
EP0804035B1 (de) * | 1996-04-25 | 2002-06-26 | Matsushita Electric Industrial Co., Ltd. | Gerät und Verfahren zur Bewegtbildkodierung |
KR19990036188A (ko) | 1996-06-05 | 1999-05-25 | 엠. 제이. 엠. 반캄 | 부호화된 디지탈 비디오 신호의 복호화 방법 및 장치 |
US5825680A (en) | 1996-06-21 | 1998-10-20 | Digital Equipment Corporation | Method and apparatus for performing fast division |
KR100238066B1 (ko) | 1996-06-26 | 2000-01-15 | 윤종용 | 양자화활동도를 이용한 비트 발생량 제어방법 및 그 영상 부호화장치 |
JP3687080B2 (ja) | 1996-07-17 | 2005-08-24 | ソニー株式会社 | 画像符号化装置および画像符号化方法、画像復号化装置および画像復号化方法、並びに記録媒体 |
US5886710A (en) * | 1996-08-07 | 1999-03-23 | Adobe Systems Incorporated | Defining a time-variable property in digital compositions |
JP3280888B2 (ja) | 1996-08-19 | 2002-05-13 | 三星電子株式会社 | 量子化された平均−マッチングヒストグラム等化を用いた画質改善方法及びその回路 |
US6069914A (en) | 1996-09-19 | 2000-05-30 | Nec Research Institute, Inc. | Watermarking of image data using MPEG/JPEG coefficients |
JPH10164581A (ja) | 1996-12-03 | 1998-06-19 | Sony Corp | 画像信号符号化方法及び装置、信号記録媒体 |
US5920353A (en) * | 1996-12-03 | 1999-07-06 | St Microelectronics, Inc. | Multi-standard decompression and/or compression device |
US6272175B1 (en) * | 1997-02-13 | 2001-08-07 | Conexant Systems, Inc. | Video signal coding systems and processes using adaptive quantization |
US7269219B1 (en) | 1997-02-14 | 2007-09-11 | At&T Corp. | Non-linear quantizer for video coding |
US6043844A (en) * | 1997-02-18 | 2000-03-28 | Conexant Systems, Inc. | Perceptually motivated trellis based rate control method and apparatus for low bit rate video coding |
KR100227336B1 (ko) * | 1997-02-20 | 1999-11-01 | 서평원 | 고정 전송율 mpeg 영상 송신기용 전송율 제어 방법 및 그 장치 |
US6067321A (en) | 1997-04-03 | 2000-05-23 | Lsi Logic Corporation | Method and apparatus for two-row macroblock decoding to improve caching efficiency |
US6178203B1 (en) | 1997-04-03 | 2001-01-23 | Lsi Logic Corporation | Method and apparatus for two-row decoding of MPEG video |
JP3978810B2 (ja) | 1997-05-28 | 2007-09-19 | ソニー株式会社 | 符号化方法およびこれを使用した符号化装置 |
US6236727B1 (en) | 1997-06-24 | 2001-05-22 | International Business Machines Corporation | Apparatus, method and computer program product for protecting copyright data within a computer system |
US5987179A (en) * | 1997-09-05 | 1999-11-16 | Eastman Kodak Company | Method and apparatus for encoding high-fidelity still images in MPEG bitstreams |
US6014182A (en) | 1997-10-10 | 2000-01-11 | Faroudja Laboratories, Inc. | Film source video detection |
KR100235988B1 (ko) | 1997-11-12 | 1999-12-15 | 구자홍 | 디티브이 영상 포맷 변환장치 및 그 방법 |
US5956026A (en) * | 1997-12-19 | 1999-09-21 | Sharp Laboratories Of America, Inc. | Method for hierarchical summarization and browsing of digital video |
EP1051853B1 (de) * | 1998-01-26 | 2003-06-18 | STMicroelectronics Asia Pacific Pte Ltd. | Kodierung von bewegten bildern mit variabler bitrate in einem durchgang |
US6172768B1 (en) | 1998-02-05 | 2001-01-09 | Canon Kabushiki Kaisha | Halftoning with changeable error diffusion weights |
JPH11239351A (ja) | 1998-02-23 | 1999-08-31 | Nippon Telegr & Teleph Corp <Ntt> | 動画像符号化方法、復号方法、符号化器、復号器、動画像符号化プログラムおよび動画像復号プログラムを記録した記録媒体 |
US6434196B1 (en) | 1998-04-03 | 2002-08-13 | Sarnoff Corporation | Method and apparatus for encoding video information |
JP4123567B2 (ja) | 1998-04-30 | 2008-07-23 | ソニー株式会社 | 画像信号処理装置及び方法 |
US6215824B1 (en) | 1998-05-01 | 2001-04-10 | Boom Corporation | Transcoding method for digital video networking |
US6104757A (en) * | 1998-05-15 | 2000-08-15 | North Carolina State University | System and method of error control for interactive low-bit rate video transmission |
US6332194B1 (en) | 1998-06-05 | 2001-12-18 | Signafy, Inc. | Method for data preparation and watermark insertion |
US6301304B1 (en) | 1998-06-17 | 2001-10-09 | Lsi Logic Corporation | Architecture and method for inverse quantization of discrete cosine transform coefficients in MPEG decoders |
KR100275933B1 (ko) | 1998-07-14 | 2000-12-15 | 구자홍 | 엠펙디코더의 역이산여현변환장치 |
JP3748717B2 (ja) * | 1998-08-31 | 2006-02-22 | シャープ株式会社 | 動画像符号化装置 |
US6256422B1 (en) * | 1998-11-04 | 2001-07-03 | International Business Machines Corporation | Transform-domain correction of real-domain errors |
US6535148B1 (en) | 1999-02-12 | 2003-03-18 | Sony Corporation | Method and apparatus for truncated decoding |
JP2001016457A (ja) | 1999-06-30 | 2001-01-19 | Ricoh Co Ltd | 画像処理装置および画像処理方法 |
JP2001112000A (ja) * | 1999-10-07 | 2001-04-20 | Matsushita Electric Ind Co Ltd | 映像信号符号化装置 |
JP3757088B2 (ja) * | 1999-10-26 | 2006-03-22 | 日本電気株式会社 | 動画像符号化装置および方法 |
JP2003513565A (ja) | 1999-10-29 | 2003-04-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ビデオ符号化方法 |
US6442203B1 (en) | 1999-11-05 | 2002-08-27 | Demografx | System and method for motion compensation and frame rate conversion |
EP1157561A1 (de) * | 1999-12-29 | 2001-11-28 | Koninklijke Philips Electronics N.V. | Vorrichtung zur kodierung und dekodierung von bildern |
US6810131B2 (en) | 2000-01-05 | 2004-10-26 | Canon Kabushiki Kaisha | Information processing method and apparatus |
US6629104B1 (en) | 2000-11-22 | 2003-09-30 | Eastman Kodak Company | Method for adding personalized metadata to a collection of digital images |
US7062084B2 (en) * | 2000-12-01 | 2006-06-13 | Sharp Laboratories Of America, Inc. | Method for image description using color and local spatial information |
US8374237B2 (en) | 2001-03-02 | 2013-02-12 | Dolby Laboratories Licensing Corporation | High precision encoding and decoding of video images |
US20030112873A1 (en) | 2001-07-11 | 2003-06-19 | Demos Gary A. | Motion estimation for video compression systems |
US6816552B2 (en) | 2001-07-11 | 2004-11-09 | Dolby Laboratories Licensing Corporation | Interpolation of video compression frames |
US7266150B2 (en) | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
US20030112863A1 (en) | 2001-07-12 | 2003-06-19 | Demos Gary A. | Method and system for improving compressed image chroma information |
EP1530789B1 (de) | 2001-11-06 | 2011-08-10 | Panasonic Corporation | Ein bildschirmstromversorgung mit geringer verlustleistung |
US20040001546A1 (en) | 2002-06-03 | 2004-01-01 | Alexandros Tourapis | Spatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensation |
-
2001
- 2001-03-02 US US09/798,346 patent/US8374237B2/en active Active
-
2002
- 2002-03-01 KR KR10-2003-7011454A patent/KR20040010601A/ko not_active Application Discontinuation
- 2002-03-01 JP JP2002570517A patent/JP2004519920A/ja active Pending
- 2002-03-01 EP EP02748364A patent/EP1380169B1/de not_active Expired - Lifetime
- 2002-03-01 CA CA002439727A patent/CA2439727A1/en not_active Abandoned
- 2002-03-01 DE DE60236354T patent/DE60236354D1/de not_active Expired - Lifetime
- 2002-03-01 WO PCT/US2002/006078 patent/WO2002071735A2/en active Search and Examination
- 2002-03-01 DK DK02748364.3T patent/DK1380169T3/da active
- 2002-03-01 AT AT02748364T patent/ATE467979T1/de active
- 2002-03-01 CN CNB028058577A patent/CN1284355C/zh not_active Expired - Lifetime
- 2002-03-01 AU AU2002306609A patent/AU2002306609A1/en not_active Abandoned
- 2002-03-01 ES ES02748364T patent/ES2342365T3/es not_active Expired - Lifetime
-
2004
- 2004-05-17 HK HK04103460.1A patent/HK1060676A1/xx not_active IP Right Cessation
-
2011
- 2011-01-07 US US12/986,270 patent/US8576907B2/en not_active Expired - Lifetime
- 2011-01-07 US US12/986,258 patent/US8594188B2/en not_active Expired - Lifetime
-
2013
- 2013-02-12 US US13/765,238 patent/US8488670B2/en not_active Expired - Lifetime
- 2013-10-09 US US14/049,792 patent/US9667957B2/en not_active Expired - Lifetime
- 2013-12-10 US US14/101,759 patent/US10264256B2/en not_active Expired - Lifetime
-
2019
- 2019-03-25 US US16/364,011 patent/US20190356918A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994008427A1 (en) * | 1992-09-28 | 1994-04-14 | Sony Corporation | Motion video encoding/decoding method, apparatus and storage medium therefor |
US5751359A (en) * | 1995-03-17 | 1998-05-12 | Sony Corporation | Method for quantizing compressed video signals |
Non-Patent Citations (2)
Title |
---|
DAI ANDO ET AL: "AVOIDING ACCUMULATION OF DETERIORATION CAUSED BY ITERATED DCT IMAGECODING", ELECTRONICS & COMMUNICATIONS IN JAPAN, PART I - COMMUNICATIONS, WILEY, HOBOKEN, NJ, US, vol. 76, no. 6, 1 June 1993 (1993-06-01), pages 1 - 10, XP000425128, ISSN: 8756-6621 * |
ERDEM A T ET AL: "Compression of 10-bit video using the tools of MPEG-2", SIGNAL PROCESSING. IMAGE COMMUNICATION, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, vol. 7, no. 1, 1 March 1995 (1995-03-01), pages 27 - 56, XP004047120, ISSN: 0923-5965 * |
Also Published As
Publication number | Publication date |
---|---|
DE60236354D1 (de) | 2010-06-24 |
KR20040010601A (ko) | 2004-01-31 |
WO2002071735A2 (en) | 2002-09-12 |
HK1060676A1 (en) | 2004-08-13 |
US8576907B2 (en) | 2013-11-05 |
US10264256B2 (en) | 2019-04-16 |
US8374237B2 (en) | 2013-02-12 |
JP2004519920A (ja) | 2004-07-02 |
DK1380169T3 (da) | 2010-07-12 |
ATE467979T1 (de) | 2010-05-15 |
US20110103471A1 (en) | 2011-05-05 |
US20130148719A1 (en) | 2013-06-13 |
ES2342365T3 (es) | 2010-07-06 |
WO2002071735A3 (en) | 2003-10-23 |
US8594188B2 (en) | 2013-11-26 |
WO2002071735A8 (en) | 2004-05-27 |
US8488670B2 (en) | 2013-07-16 |
US20110103470A1 (en) | 2011-05-05 |
EP1380169B1 (de) | 2010-05-12 |
US20190356918A1 (en) | 2019-11-21 |
US20140036996A1 (en) | 2014-02-06 |
CA2439727A1 (en) | 2002-09-12 |
US9667957B2 (en) | 2017-05-30 |
US20140098858A1 (en) | 2014-04-10 |
US20020154693A1 (en) | 2002-10-24 |
EP1380169A2 (de) | 2004-01-14 |
CN1550108A (zh) | 2004-11-24 |
CN1284355C (zh) | 2006-11-08 |
AU2002306609A1 (en) | 2002-09-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1060676A1 (en) | High precision encoding and decoding of video images | |
JP4633417B2 (ja) | ビットストリーム制御後処理フィルタリング | |
US6654418B2 (en) | Non-linear quantizer for video coding | |
US10958910B2 (en) | Video decoder with reduced dynamic range transform with inverse transform shifting memory | |
JP4545388B2 (ja) | フェーディング推定/補償によりビデオフレームを処理するシステムおよび方法 | |
JPH03139988A (ja) | イメージ回復方法及び装置 | |
KR20080044835A (ko) | 넓은 범위 계수의 적응형 코딩 및 디코딩 | |
KR940006349A (ko) | 적응에너지부 강화필터를 지닌 영상신호 부호화 복호화장치 | |
AU2012207827A1 (en) | Video decoder with reduced dynamic range transform with inverse transform shifting memory | |
GB2600617A (en) | Quantization of residuals in video coding | |
US9854242B2 (en) | Video decoder with reduced dynamic range transform with inverse transform clipping | |
US20120183045A1 (en) | Video decoder with reduced dynamic range transform including clipping | |
US20070073795A1 (en) | Method and apparatus for calculating an inverse dct | |
KR100292521B1 (ko) | 영상데이터의 부호화 방법 | |
KR0147549B1 (ko) | 영상블럭화 현상 보정방법 | |
AU2018233019B2 (en) | Video decoder with reduced dynamic range transform with inverse transform shifting memory | |
KR100308114B1 (ko) | 화질개선을 위한 압축 및 복원방법 | |
WO2005033966A2 (en) | Method and apparatus for improved inverse transform calculation | |
KR100243008B1 (ko) | 엠펙(mpeg) 인코더 및 디코더 | |
KR100316766B1 (ko) | 객체의 외곽선 움직임 평가 및 보상방법 및이를 이용한 외곽선 부호화 및/또는 복호화방법 | |
US10116951B2 (en) | Video decoder with constrained dynamic range | |
WO2012099267A1 (en) | Video decoder with reduced dynamic range transform with multiple clipping | |
KR20050061448A (ko) | 부호기 내에서 데이터를 통신하는 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20030901 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK RO SI |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1060676 Country of ref document: HK |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20080909 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04N 7/26 20060101AFI20080904BHEP |
|
17Q | First examination report despatched |
Effective date: 20090309 |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: NV Representative=s name: KATZAROV S.A. |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Ref country code: NL Ref legal event code: T3 |
|
REF | Corresponds to: |
Ref document number: 60236354 Country of ref document: DE Date of ref document: 20100624 Kind code of ref document: P |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: TRGR Ref country code: ES Ref legal event code: FG2A Ref document number: 2342365 Country of ref document: ES Kind code of ref document: T3 |
|
REG | Reference to a national code |
Ref country code: DK Ref legal event code: T3 |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1060676 Country of ref document: HK |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20100512 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20100813 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20100913 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20110215 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 60236354 Country of ref document: DE Effective date: 20110214 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110331 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: MM4A |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110301 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20110301 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 15 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 16 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PCAR Free format text: NEW ADDRESS: AVENUE DES MORGINES 12, 1213 PETIT-LANCY (CH) |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 17 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20210218 Year of fee payment: 20 Ref country code: FI Payment date: 20210219 Year of fee payment: 20 Ref country code: CH Payment date: 20210219 Year of fee payment: 20 Ref country code: NL Payment date: 20210219 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DK Payment date: 20210219 Year of fee payment: 20 Ref country code: DE Payment date: 20210217 Year of fee payment: 20 Ref country code: AT Payment date: 20210219 Year of fee payment: 20 Ref country code: BE Payment date: 20210224 Year of fee payment: 20 Ref country code: TR Payment date: 20210218 Year of fee payment: 20 Ref country code: SE Payment date: 20210223 Year of fee payment: 20 Ref country code: GB Payment date: 20210219 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: ES Payment date: 20210401 Year of fee payment: 20 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20210217 Year of fee payment: 20 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R071 Ref document number: 60236354 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: MK Effective date: 20220228 |
|
REG | Reference to a national code |
Ref country code: DK Ref legal event code: EUP Expiry date: 20220301 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: PE20 Expiry date: 20220228 |
|
REG | Reference to a national code |
Ref country code: BE Ref legal event code: MK Effective date: 20220301 |
|
REG | Reference to a national code |
Ref country code: FI Ref legal event code: MAE |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MK07 Ref document number: 467979 Country of ref document: AT Kind code of ref document: T Effective date: 20220301 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20220228 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG |
|
REG | Reference to a national code |
Ref country code: ES Ref legal event code: FD2A Effective date: 20220624 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20220302 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230330 |